Multi-host Docker network without Swarm
Docker has several types of networks, but one of them is particularly interesting. Overlay network can span across hosts boundaries, so your web application container …
Tag: Docker
Highly available Kafka cluster in Docker
Up until now we’ve been experimenting with Apache Kafka, a tool build with cluster and high availability in mind, but using exactly one host and availability settings …
Quick intro to Windows containers
It finally happened. With release of Windows Server 2016 you can run Docker containers with Windows inside. There’s no Virtual Machine hiding somewhere in order for that …
Using ZeroMQ with Docker
Last time we built three client-server Node.js apps that were talking to each other using ZeroMQ. However, running both client and server on localhost is a little bit lame. Let’s …
Quick intro to docker-compose
What is docker-compose Like docker itself allows managing single container, docker-compose makes it easy to control not just one, but all containers that make distributed app. …
Communication between Docker containers
Having an app running from within Docker container is fun, that’s for sure. But do you know what would be even more fun? Many apps running from within …
3 ways to dockerize existing Node.js app
Imagine you have Node.js app you would like to run from within Docker container. Maybe you want to check if it still works on ‘another’ …
Quick intro to Docker
What’s Docker. On the surface Docker looks like another virtual machine (VM). Just pick Ubuntu image with hello-world app inside, type docker run ubuntu hello-world in your terminal of choice, …